undefeated

adjective

un·​de·​feat·​ed ˌən-di-ˈfē-təd How to pronounce undefeated (audio)
-dē-
Synonyms of undefeatednext
: not defeated : not having suffered a defeat
an undefeated team/player
: not including any losses or defeats
an undefeated season
a team with an undefeated record

Examples of undefeated in a Sentence

Recent Examples on the Web
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Maya Moore scores 23 points to help Connecticut rally from a horrible first half to beat Stanford 53-47 for its second straight undefeated championship season and its seventh national title. Senior Editor, Los Angeles Times, 6 Apr. 2026 This marks the 50th anniversary of the last undefeated team in college basketball — Bob Knight's 1975-76 team at Indiana. CBS News, 6 Apr. 2026 The Canadiens capped an undefeated five-game trip with a 4-3 shootout win over the Devils in New Jersey on Saturday. ABC News, 5 Apr. 2026 The 1998 championship was Tennessee’s first undefeated season at 39–0 and the Vols also set an NCAA record for the most wins in a season at that time. Doug Feinberg, Chicago Tribune, 4 Apr. 2026 See All Example Sentences for undefeated

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of undefeated was circa 1775

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Cite this Entry

“Undefeated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undefeated. Accessed 8 Apr. 2026.

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